People in general don't garden as much as they used to, which is a shame- not only is it economical, but it is deeply satisfying and the produce you have grown yourself is always *much* better than what you buy in the store.
Composting is essential for good, rich soil, and it has the added benefit of reducing the waste that goes to the landfill. It can be done on nearly any scale, indoors and out. You should give it go...